2012 Cadillac Escalade Owner Manual - Page 389

Vehicle Care 10-19 5. Replace the pressure cap. Be sure the pressure cap is hand-tight and fully seated. 6. Verify coolant level after engine is shut off and the coolant is cold. If necessary, repeat coolant fill procedure Steps 1 through 6. Notice: If the pressure cap is not tightly installed, coolant loss and possible engine damage may occur. Be sure the cap is properly and tightly secured. 3. Fill the coolant surge tank with the proper mixture to the FULL COLD mark. 4. With the coolant surge tank pressure cap off, start the engine and let it run until the upper radiator hose can be felt getting hot. Watch out for the engine cooling fan. By this time, the coolant level inside the coolant surge tank may be lower. If the level is lower, add more of the proper mixture to the coolant surge tank until the level reaches the FULL COLD mark. Engine Overheating The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge on page 5‑13. In addition, ENGINE OVERHEATED STOP ENGINE, ENGINE OVERHEATED IDLE ENGINE, and a ENGINE POWER IS REDUCED message comes on in the Driver Information Center (DIC) on the